William P. Greene

  • Rapid City, SD
  • Internist
NPI1962961268PAC ID9335478080
Medicare services, 2024
114
Medicare patients, 2024
64
Part D claims, 2024
29
Publications
1
Hospital affiliations
2
Practice address
640 Flormann St, Rapid City, SD 57701
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Monument Health Rapid City Hospital - Weight Management - HOPD

Acute Care Hospital outpatient department · Rapid City, South Dakota

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William P. Greene is an internist in Rapid City, South Dakota

William Greene practices at Monument Health Rapid City Hospital - Weight Management - HOPD in Rapid City, South Dakota.

William Greene's NPI, 1962961268, was assigned on March 16, 2019. William Greene graduated from Lincoln Memorial University-DeBusk College of Osteopathic Medicine in 2019. William Greene holds Montana license MED-RES-LIC-77257.

NPI and contact details
Medicare PAC ID
9335478080
NPI enumeration date
March 16, 2019
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
33
Medical school graduation
2019

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

William P. Greene practices at Monument Health Rapid City Hospital - Weight Management - HOPD in Rapid City, South Dakota

William Greene's primary practice is Monument Health Rapid City Hospital - Weight Management - HOPD, at 640 Flormann St, Rapid City, SD 57701.

  • Monument Health Rapid City Hospital - Weight Management - HOPD
    640 Flormann St, Rapid City, SD 57701

Source: Dmand AI Affiliation Data

William P. Greene is affiliated with 5 sites of care and 1 medical group

William Greene's primary practice is Monument Health Rapid City Hospital - Weight Management - HOPD in Rapid City, South Dakota. William Greene is also affiliated with Monument Health Rapid City Hospital. The medical group on file is Monument Health Rapid City Hospital. Dmand AI also links William Greene to 1 more hospital, 1 community health center and 1 group practice or clinic, each named with a free account. William Greene's employer is on file too: a hospital.

See all 6 affiliations for William Greene

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at William P. Greene's practice

Dmand AI tracks the electronic health record (EHR) system at each site where William Greene practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Monument Health Rapid City Hospital - Weight Management - HOPDAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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William P. Greene is one of 267 internists in South Dakota

Internal medicine is William Greene's primary specialty in the NPI Registry, under taxonomy code 207R00000X. William Greene is board certified in infectious disease by the American Board of Internal Medicine. William Greene is licensed in Montana.

Specialties and state licenses

  • Internal medicine, MontanaPrimaryLicense MED-RES-LIC-77257 · taxonomy 207R00000X

Internists near William Greene

Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

William P. Greene billed Medicare for 114 services in 2024

CMS data shows 114 Medicare services from William Greene across 3 procedure codes in 2024, for 64 Medicare patients. Medicare paid $8,399 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024114
Medicare patients64
Paid by Medicare$8,399
Procedure codes3

William Greene compared with the South Dakota median for internists, 2024

  • William Greene
  • South Dakota median
Medicare services
114vs 54279% below
Medicare patients
64vs 23673% below
Part D claims
314vs 1242.5 times

Medians across 262 internists in South Dakota with Dmand AI profiles that report each measure.

William Greene's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by William Greene

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Medicare shows one payer. Book a meeting to get commercial claims data for William Greene and other internists in South Dakota.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

William P. Greene treated 64 Medicare patients in 2024, average age 69

CMS counts 64 Medicare patients who saw William Greene in 2024. The largest group is 65 to 74, with 31 patients. 75% of them have high blood pressure, and 67% have high cholesterol. 25% are also on Medicaid. Their average risk score is 2.60, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts William Greene's median patient age at 70, with 50% women.

Medicare patients, 202464
Average age69
Average risk score2.60
Also on Medicaid25%

William Greene's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

William Greene's Medicare patients by sex, 2024

  • Women3859%
  • Men2641%

Chronic conditions among William Greene's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol67%
  3. Mood disorders55%
  4. Arthritis50%
  5. Depression48%
  6. Ischemic heart disease48%
  7. Diabetes47%
  8. Heart failure47%

Share of Medicare patients with each condition. A patient can have several.

William Greene's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women50%
  • Men50%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

William P. Greene wrote 29 Medicare Part D claims in 2024

In 2024, William Greene wrote 29 Medicare Part D claims for 15 patients. 90% of them were for generic drugs. They cover 15 drugs, with $60,206 in total drug cost. In 2021, CMS named 394 claims across 21 drugs.

Part D claims, 202429
Drugs named by CMS15
Total drug cost$60,206
Part D patients15

William Greene's Part D claims by kind of drug, 2024

  • Generic26 claims90%
  • Brand-name and other3 claims10%

William Greene's most prescribed drugs by claims, 2022

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in William Greene's Part D claims, 2024

  • Antibiotics86%25 of 29 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2021 to 2022

  • 2021
  • 2022
Claims for drugs CMS names
2021: 3942022: 31420%

Drugs named by CMS: 15 in 2022, 21 in 2021.

See all prescribing by William Greene

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

William P. Greene offers telehealth to Medicare patients

William Greene accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists William Greene as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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William P. Greene has 1 publication on record

Dmand AI links 1 paper to William Greene in 2021. William Greene's most frequent co-author is Marlin Dustin Richardson, MD.

Papers1

William Greene's most frequent co-authors

Recent publications by William Greene

See all 1 publications and co-authors

See who William Greene researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who William Greene works with, so you can find a warm path to the right internists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

William P. Greene received $40 in industry payments in 2025

CMS Open Payments shows 2 general payments to William Greene from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $40.

Companies that paid William Greene the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to William Greene

Source: Open Payments (CMS), 2025 data, released July 7, 2026

William P. Greene graduated from Lincoln Memorial University-DeBusk College of Osteopathic Medicine

William Greene graduated from Lincoln Memorial University-DeBusk College of Osteopathic Medicine in 2019.

  1. Medical schoolLincoln Memorial University-DeBusk College of Osteopathic Medicine
  2. Board certified in infectious diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine
  4. Board certified in 2019 - 2021MT State License
  5. Board certified in active through 2027SD State License

Source: Dmand AI Professional Profile Data

William P. Greene accepts plans from 15 insurance carriers

William Greene is in network with 15 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • HCSC
  • Medica
  • Alliant Health Plans
  • Blue Cross Blue Shield of Massachusetts
  • +7 more carriersWith a free account

Plan types William Greene accepts, by number of carriers

  1. PPO11
  2. HMO7
  3. Medicare6
  4. POS5
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for William P. Greene's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about William P. Greene

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is William P. Greene's NPI number?

William P. Greene's NPI number is 1962961268. It was assigned on March 16, 2019, and it is active in the NPI Registry.

What does William P. Greene specialize in?

William P. Greene is an internist in Rapid City, South Dakota. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does William P. Greene practice?

William Greene practices at 640 Flormann St, Rapid City, SD 57701. William Greene's primary practice is Monument Health Rapid City Hospital - Weight Management - HOPD in Rapid City, South Dakota. Dmand AI also links William Greene to 1 hospital, 1 community health center and 1 group practice or clinic.

What is William P. Greene's medical license number?

William Greene holds Montana license MED-RES-LIC-77257.

Which hospitals is William P. Greene affiliated with?

William Greene is affiliated with Monument Health Rapid City Hospital. Dmand AI links William Greene to 1 more hospital.

What medical group is William P. Greene part of?

William Greene is linked to Monument Health Rapid City Hospital.

Does William P. Greene accept Medicare?

Yes. CMS data shows William Greene billed Medicare for 114 services in 2024, and William Greene accepts Medicare assignment.

Does William P. Greene offer telehealth?

Yes. The CMS Doctors and Clinicians file lists William Greene as offering telehealth services.

How many Medicare patients does William P. Greene see?

CMS counts 64 Medicare patients who saw William Greene in 2024, with an average age of 69.

Is William P. Greene board certified?

Yes. William Greene is board certified in infectious disease by the American Board of Internal Medicine.

Show 8 more questionsShow fewer questions

What services does William P. Greene bill to Medicare?

In 2024, William Greene's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99222) and hospital inpatient care (99233).

Where did William P. Greene go to medical school?

William Greene graduated from Lincoln Memorial University-DeBusk College of Osteopathic Medicine in 2019.

What drugs does William P. Greene prescribe most?

In 2022 Medicare Part D data, William Greene's most prescribed drugs by claims were Lisinopril, Gabapentin and Atorvastatin Calcium.

Has William P. Greene received payments from drug or device companies?

CMS Open Payments shows $40 in general payments to William Greene from 1 company from 2025 to 2025. The largest total came from Abbvie Inc.

How long has William P. Greene been practicing?

William Greene graduated from medical school in 2019, 7 years ago.

Does William P. Greene do research?

Dmand AI links 1 publication to William Greene.

Who does William P. Greene publish with?

William Greene's most frequent co-authors are Marlin Dustin Richardson, MD (1 shared paper).

What insurance does William P. Greene accept?

William Greene is in network with 15 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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